Results 11 to 20 of about 94,271 (311)

(2,0) lagrangian structures

open access: yesPhysics Letters B, 2019
By including an additional self-dual three-form we construct a Lorentz invariant lagrangian for the abelian (2,0) tensor supermultiplet. The extra three-form is a supersymmetry singlet and decouples from the (2,0) tensor supermultiplet.
Neil Lambert
doaj   +4 more sources

Formal Lagrangian Operad [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2010
Given a symplectic manifold M, we may define an operad structure on the the spaces Ok of the Lagrangian submanifolds of (M¯)k×M via symplectic reduction.
Alberto S. Cattaneo   +2 more
doaj   +6 more sources

Application of Smoothed Particle Hydrodynamics Method in Metal Processing: An Overview [PDF]

open access: yesArchives of Foundry Engineering, 2022
Smoothed Particle Hydrodynamics (SPH) is a Lagrangian formula-based non-grid computational method for simulating fluid flows, solid deformation, and fluid structured systems.
Trang T.T. Nguyen, M. Hojny
doaj   +1 more source

Lagrangian Fibrations

open access: yesMilan Journal of Mathematics, 2022
AbstractWe review the theory of Lagrangian fibrations of hyperkähler manifolds as initiated by Matsushita. We also discuss more recent work of Shen–Yin and Harder–Li–Shen–Yin. Occasionally, we give alternative arguments and complement the discussion by additional observations.
D. Huybrechts, M. Mauri
openaire   +4 more sources

Persistence of Cold Wedges in the Somali Current System

open access: yesGeophysical Research Letters, 2023
The Somali Current system in the western Arabian Sea reverses seasonally with the South Asian Monsoon and is associated with localized upwelling cells or cold wedges during the summer southwest monsoon. Drifter trajectories in boreal summer and fall 2014
Verena Hormann   +2 more
doaj   +1 more source

Exchange characteristics of an anthropogenically modified lagoon: an Eulerian-Lagrangian modeling case study with an emphasis on the number of particles

open access: yesJournal of Environmental Engineering and Landscape Management, 2021
The transport pathways and exchange characteristics of the Kamil Abdüş Lagoon in Istanbul, Turkey, are simulated using a finite element model with a Lagrangian particle tracking module. The lagoon is in the process of being reconfigured.
Banu Tansel Büyükçelebi   +2 more
doaj   +1 more source

Studying sediment transport dynamics by using the Smart sphere

open access: yesInternational Journal of Energetica, 2020
A new method is introduced by using high precision accelerometer and gyroscope micro-electromechanical sensors (MEMS), which can record Lagrangian observations of sediments and shed light into the dynamics of sediment transport processes at above ...
Zaid Alhusban, Manousos Valyrakis
doaj   +1 more source

Hamiltonian structures for integrable hierarchies of Lagrangian PDEs [PDF]

open access: yesOpen Communications in Nonlinear Mathematical Physics, 2021
Many integrable hierarchies of differential equations allow a variational description, called a Lagrangian multiform or a pluri-Lagrangian structure. The fundamental object in this theory is not a Lagrange function but a differential $d$-form that is ...
Mats Vermeeren
doaj   +1 more source

Particle trajectory of nonlinear progressive flexural-gravity waves in Lagrangian coordinates

open access: yesFrontiers in Marine Science, 2022
In this paper, we study the particle dynamics of nonlinear flexural-gravity waves propagating in a finite water depth, which is the interaction between ice sheets and water flows.
Hung-Chu Hsu, Meng-Syue Li
doaj   +1 more source

Controlled Lagrangian and Hamiltonian Systems [PDF]

open access: yes, 2002
any control systems are mechanical systems. The unique feature of mechanical systems is the notion of energy, which gives much information on the stability of equilibria.
Chang, Dong Eui
core   +1 more source

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